sim: Add cap for SUIT support

Detect MCUboot configured for SUIT support.

Signed-off-by: David Brown <david.brown@linaro.org>
diff --git a/boot/bootutil/include/bootutil/caps.h b/boot/bootutil/include/bootutil/caps.h
index 6376683..8e9b7f5 100644
--- a/boot/bootutil/include/bootutil/caps.h
+++ b/boot/bootutil/include/bootutil/caps.h
@@ -40,6 +40,7 @@
 #define BOOTUTIL_CAP_ENC_RSA            (1<<5)
 #define BOOTUTIL_CAP_ENC_KW             (1<<6)
 #define BOOTUTIL_CAP_VALIDATE_SLOT0     (1<<7)
+#define BOOTUTIL_CAP_SUIT               (1<<8)
 
 #ifdef __cplusplus
 }
diff --git a/boot/bootutil/src/caps.c b/boot/bootutil/src/caps.c
index 85bd6fd..5c3bca2 100644
--- a/boot/bootutil/src/caps.c
+++ b/boot/bootutil/src/caps.c
@@ -44,6 +44,9 @@
 #if defined(MCUBOOT_VALIDATE_SLOT0)
 	res |= BOOTUTIL_CAP_VALIDATE_SLOT0;
 #endif
+#if defined(MCUBOOT_SUIT)
+	res |= BOOTUTIL_CAP_SUIT;
+#endif
 
         return res;
 }
diff --git a/sim/src/caps.rs b/sim/src/caps.rs
index 499add0..4aee41f 100644
--- a/sim/src/caps.rs
+++ b/sim/src/caps.rs
@@ -12,6 +12,7 @@
     EncRsa           = (1 << 5),
     EncKw            = (1 << 6),
     ValidateSlot0    = (1 << 7),
+    Suit             = (1 << 8),
 }
 
 impl Caps {